859614440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{352301}}^1$

素因数の和:352373

約数の個数: 32

約数和(自身を含む): 1965845160

約数和(自身を除く): 1106230720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 352301, 704602, 1409204, 1761505, 2818408, 3523010, 7046020, 14092040, 21490361, 42980722, 85961444, 107451805, 171922888, 214903610, 429807220, 859614440]

約数ペア:

[(1, 859614440), (2, 429807220), (4, 214903610), (5, 171922888), (8, 107451805), (10, 85961444), (20, 42980722), (40, 21490361), (61, 14092040), (122, 7046020), (244, 3523010), (305, 2818408), (488, 1761505), (610, 1409204), (1220, 704602), (2440, 352301)]